If you look carefully in the middle of the robot's topside, there appears to be four hula hoops. Maybe just reflection. However, it also follows the red, green, blue, yellow, color scheme. Seems pretty telling... Or it might just be Dave beimg clever again.
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Reading makes a full man, conference a ready man, and writing an exact man.
-Sir Francis Bacon
"Any intelligent fool can make things bigger, more complex, and more violent. It takes a touch of genius -- and a lot of courage -- to move in the opposite direction."
-Albert Einstein